Nam Seung-Joo, Kim Ji Hyun, Park Sung Chul
Division of Gastroenterology and Hepatology, Department of Internal Medicine, Kangwon National University School of Medicine, Chuncheon, Korea.
Clin Endosc. 2018 Nov;51(6):505-507. doi: 10.5946/ce.2018.165. Epub 2018 Nov 19.